org.basex.query.xquery.func
Class FNNode

java.lang.Object
  org.basex.query.ExprInfo
      org.basex.query.xquery.expr.Expr
          org.basex.query.xquery.func.Fun
              org.basex.query.xquery.func.FNNode

public final class FNNode
extends Fun

Node functions.

Author:

Workgroup DBIS, University of Konstanz 2005-08, ISC License, Christian Gruen

Nested Class Summary

Nested classes/interfaces inherited from class org.basex.query.xquery.expr.Expr

Expr.Return, Expr.Using

Field Summary

Fields inherited from class org.basex.query.xquery.func.Fun

args, func

Constructor Summary

FNNode()

Method Summary

Iter	iter(XQContext ctx, Iter[] arg) Evaluates the function.

Methods inherited from class org.basex.query.xquery.func.Fun

c, comp, info, iter, plan, returned, toString, uses

Methods inherited from class org.basex.query.xquery.expr.Expr

e, i

Methods inherited from class org.basex.query.ExprInfo

color, name

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

FNNode

public FNNode()

Method Detail

iter

public Iter iter(XQContext ctx,
                 Iter[] arg)
          throws XQException

Description copied from class: Fun

Evaluates the function.

Specified by:

iter in class Fun

Parameters:

ctx - xquery context

arg - evaluated arguments

Returns:

evaluated item

Throws:

XQException - evaluation exception